Keyed Lockset (Single Cylinder Deadbolt + Passage Knob): The front door lock set comes with a single cylinder deadbolt and a passage knob set. The passage knob set is with latch but WITHOUT LOCK; while the deadbolt can be locked inside with thumb turn button, and opened outside with keys, providing reliable safety. Suitable for both commercial and residential applications, anywhere keyed entry and security is needed.EASY TO INSTALL: The latch can be adjusted to 2-3/8" or 2-3/4", you can adjust them freely according your needs while installing. Besides, this front door lock set fits all doors 1-3/8" to 1-3/4" in thickness. Installs easily with a screwdriver.UNIVERSAL HANDING DESIGN: The door knob is universal, which makes the door handle set fits left or right handed doors.HIGH QUALITY DOOR HANDLE: Heavy Duty Zinc Alloy Material, sturdy and durable, confirm with ANSI Grade 3, exceeds 200,000 cycles, superior security, reliable safety. This entry door handle set is perfect choice to protect you and your family.WELL DESIGNED FRONT DOOR LOCKSET: Ball door knobs with single cylinder deadbolt, this front door handlesets will be a classy addition to your door. GUA OYH Front Door Lock Set Matte Black Entry Door Handle Sets with Single Cylinder Deadbolt and Ball Knob, Heavy Duty Front Door Handleset Door Handles for Front Door or Office Door